Perhaps you should try some spelling variations:
technologies authors » technologies methods, technologies cohort, technology author
formulation where » formulation over, formulation des, calculation where
de developpement » sme development
developpement la » developpement de, developpement et, developpement du
la afrique » l afrique, la fabrique, en afrique
where do » where _
a de » a die, a der, a des

You may be able to get more results by adjusting your search query.

• Adding a wildcard symbol may retrieve word variants: technologies authors formulation where do _ communication a de developpement la afrique.*.